Defleur, Melvin L. <br/><br/>
Understanding mass communication 
Melvin L. Defleur, Everette E. Dennis 
 - xiv, 637 p.  25 cm. 
<br/><br/><label>ISBN: </label>0395472725 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medios masivos de comunicación
<br/><br/><label>Dewey Class. No.: </label>302.23  / DEF 1991